Use terminology consistently for all error messages within a single product area. If you call something a “datastore” in one error message, then call the same thing a “datastore” in all the other error messages.
Not recommended
Can’t connect to cluster at 127.0.0.1:56. Check whether minikube is running.
Recommended
Can’t connect to minikube at 127.0.0.1:56. Check whether minikube is running.
Note: Some authoring systems automatically recommend synonyms to ensure that you don’t keep repeating the same word. Yes, variety spices up paragraphs. However, variety in error messages can confuse users.
Error messages must appear consistently with similar formats and non-contradictory content; that is, the same problem must generate the same error message. For example, if different parts of an app each detect problems with internet connection, both parts should emit the same error message.